B117 Bronze Thru-Hull Low-Profile 600 W Blue ConnectorApplicationsPlaning hull powerboatsSailboatsFeaturesIndustry standard for low-profile transducersDepth and temperatureGood target detail in shallow-water at 200kHz and good deep-water bottom tracking at 50kHzRight angle cable exit offers low headroom and protection when transducer is stepped onIncluded rubber washer allows tightening of the hull nut to irregular hull surfacesHousings are ABYC H-27 compliantOptional temperature sensorBronze housingBoat Size: 8M (25') and up